I have 1 roll of paper towels, 7 old shirts, access to many fallen leaves, 1 pack computer paper, and 6 paper grocery bags. These are not fun thoughts.
What kind of non clinical work? Sounds like a good move.
My thoughts are that facial tissue is your best bet and still available in most stores. Just keep a plastic/garbage bag handy as they can clog toilets. Also, I would recommend a shower or bucket of water rather than a garden hose. That is way it is done in other parts of the world. Lessons for the less well-traveled: